Historic Earthquakes

Landers, California
1992 06 28 11:57:34 UTC
Magnitude 7.3

Big Bear, California
1992 06 28 15:05:30 UTC
Magnitude 6.5

Landers, California
One person was killed at Yucca Valley, two people died
of heart attacks, more than 400 people were injured and
substantial damage occurred in the Landers - Yucca Valley
area. Maximum intensity IX. Preliminary estimate of
damage for this earthquake plus the following magnitude
6.5 event at 15:05 UTC is 92 million US dollars. Felt
throughout southern California, southern Nevada,
western Arizona and southern Utah. Felt in high-rise
buildings as far north as Boise, Idaho, and as far east
as Albuquerque, New Mexico, and Denver, Colorado.
Surface faulting observed along a 70 kilometer segment
from Joshua Tree to near Barstow with as much as 5.5
meters of horizontal displacement and as much as 1.8
meters of vertical displacement. Seiches were reported
as far north as Lake Union, Washington, and as far east
as Aurora, Colorado, and Corpus Christi, Texas.

Big Bear, California
A major aftershock, the Big Bear earthquake
claimed no lives but
caused substantial damage and landslides in the
Big Bear Lake and Big Bear
City areas. Maximum intensity VIII. Felt throughout
much of southern California and in parts of southern
Nevada and western Arizona.